Phone numbers in Fraser, Colorado
Fraser has 9 phone prefixes in area code 970.
Biggest holders: T-Mobile (including Sprint), Verizon Wireless, CenturyLink / Lumen. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 44%
- Local phone company 33%
- Internet / business phone carrier 22%
Every prefix in Fraser
Search the first six digits of a number in this list. If it's here, the number started in Fraser with the carrier shown. If it isn't, check the Colorado page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 970-281 | T-Mobile (including Sprint) | Mobile carrier | – |
| 970-363 | Level 3 (Lumen) | Internet / business phone carrier | 2002 |
| 970-447 | Onvoy | Internet / business phone carrier | – |
| 970-509 | Verizon Wireless | Mobile carrier | – |
| 970-531 | Verizon Wireless | Mobile carrier | – |
| 970-575 | T-Mobile (including Sprint) | Mobile carrier | 2002 |
| 970-722 | CenturyLink / Lumen | Local phone company | – |
| 970-726 | CenturyLink / Lumen | Local phone company | – |
| 970-758 | Union Telephone | Local phone company | 2004 |
Most prefixes are pooled: the 10,000 numbers in each are handed out in blocks of 1,000 to different carriers, and people can also take their numbers to another carrier. So the carrier shown is where the prefix started, not a guarantee about any one number. Source: NANPA central office code records, 2026-10-10.